function save(){
var fileName = document.getElementById("candidatesFile").value; if(fileName ==null || fileName.length == 0){ alert("请输入上传文件"); return false; } if(".XLS"==getExtention(fileName).toUpperCase()){ document.getElementById("fileName").value = document.getElementById("candidatesFile").value; return true; }else{ alert("文件格式不正确,请选择.xls文件"); return false; } 函数如上所示
action 如下所示 <form action="<%=request.getContextPath()%>/candidate/impCandidate.do" method="post" onsubmit="save()" enctype="multipart/form-data" >
返回false时还是刷新页面
最后修改为 onsubmit="return save()"
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